With limited funds and property, the group has built four miles of new wall in its first year.
America's Sheriff David Clarke said he was blown away by how much Americans have raised in such a short time frame.
He said people can be deported, but if the border isn't secure, they're coming right back in.
We Build the Wall group claims this section will prevent countless crossers who used to use the Rio Grande River as a way to easily make it into America.
This section is the second wall built using private funds.